Patent · US Expired

Network system for aided GPS broadcast positioning

US7668554B2 · kind B2 · utility

4Cited by
164References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 16, 2005
Grant dateFeb 23, 2010
Priority date
Expiry dateDec 16, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W4/00
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A network approach for aided GPS broadcast positioning where A-GPS data is made available in the network and broadcast via cell broadcast servers to wireless devices in order to reduce the time required to determine the position of a wireless device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.